/peuh koohn"/ , n.
1. any of certain plants that yield a red dye, as the bloodroot and certain plants belonging to the genus Lithospermum, of the borage family.
2. the dye itself.
[ 1605-15, Amer.; poughkone the herb Lithospermum vulgare and the red dye made from its root (c. Unami Delaware pé·ko·n bloodroot) ]